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Eggerthia catenaformis-related peritonitis in a patient with peritoneal dialysis

Bahadır Orkun Özbay1, Aliye Bastuğ2, Şimal Köksal Cevher3

  • 1Ministry of Health, Ankara City Hospital, Department of Infectious Diseases and Clinical Microbiology, Ankara, Turkey.

Anaerobe
|April 11, 2022
PubMed

Insights

Eggerthia catenaformis, a rare bacterial cause of infection, led to peritonitis in a peritoneal dialysis patient. This marks the first reported human case of E. catenaformis-induced peritonitis.

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Nephrology

Background:

  • Eggerthia catenaformis is a Gram-positive, anaerobic, non-spore-forming bacillus.
  • Infections caused by E. catenaformis in humans are exceptionally rare.
  • Peritonitis is a serious complication for patients undergoing peritoneal dialysis.

Observation:

  • A case of peritonitis in a peritoneal dialysis patient is presented.
  • The causative agent was identified as Eggerthia catenaformis.
  • Identification was confirmed using the MALDI-TOF MS method.

Findings:

  • This study reports the first known case of peritonitis caused by Eggerthia catenaformis in a human.
  • The bacterium, typically found in the gut microbiota, rarely causes invasive infections.

Implications:

  • Highlights the potential for rare bacteria to cause opportunistic infections in immunocompromised or medically treated individuals.
  • Emphasizes the importance of accurate microbial identification in diagnosing and managing unusual infections.
  • Informs clinical practice regarding the potential pathogens in peritoneal dialysis-associated peritonitis.
Keywords:
AnaerobeEggerthia catenaformisMALDI-TOF MSPeritonitis

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